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- Recently, ecological cropland conversion is very popular all over the world due to the driving of both natural and human factors, and is dominated by abandonment rather than rehabilitation. 在自然和人文等因子的驱动下，全球兴起了生态退耕的热潮，生态退耕类型正在由人工恢复为主向自然弃耕为主发展。
- cropland conversion and grazing prohibition 退耕与禁牧
- cropland conversion to forest and grassland 退耕还林
- cropland conversion to forest land project 退耕还林工程
- the cropland conversion to forest 退耕还林
- the cropland conversion to forest and grassland 退耕还林
- the cropland conversion to forestland program 退耕还林
- policy of cropland conversion into forest or grass land 退耕还林政策
- Has undergone a religious conversion. 经历一次宗教信仰的转变。
- Gray-relation Analysis of Animal Husbandry Economy Influenced by Cropland Conversion and Grazing Prohibition in Yuanzhou District of Ningxia Region 退耕和禁牧影响下宁夏原州区畜牧经济的灰色关联分析
- A proposition obtained by conversion. 逆命题通过换位得到的命题
- He laughed to conver his nervousness. 用笑掩饰。
- Conversion to gas central heating will save you a lot of money. 改用煤气集中供暖将节省大笔开支。
- Three Practical Situational Conver sations. 个实战经典对话）。
- May I have a convers :) ation with you? 我可以跟你谈一下吗？
- Coding Workshop Ringto...Mobile Ringtone Conver... 音乐剪切工具Ringtone C...
- The regional ecological system is fragile. 区域生态系统脆弱。
- Where do the first ecological refugees come from? 世界第一批生态难民来自何方?
- Conversion of your heating system from coal to gas will be costly. 你把暖气系统由烧煤改造成烧瓦斯会花好多钱。
- Sandy beach is turned into fine cropland. 沙滩变成了粮田。
